Manami Watanabe (渡辺 愛未, Watanabe Manami) (born December 28, 1986, in Osaka Prefecture, Japan) is the female lead singer of Jyukai, a Japanese pop/soft rock group.
While she was an elementary pupil, she practiced songwriting and idolized Speed and Namie Amuro.
In 2003, she met her friend, fellow music addict Yoshiaki Dewa.
A year later, they formed Jyukai and started doing gigs at Osaka.
"Blue Vibration/Kaze no Memori/to the end of the world" (September 24, 2008, Sistus Records, GNCX-0015)